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฿4,349+ Direct flights to Seoul

This is the cheapest price on a non-stop flight to Seoul found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
— SEL
22 Apr — 29 Apr1
1 adult

Find flight deals to Seoul

Cheapest flights to Seoul
Explore the most affordable flight options available to Seoul. Find the lowest fares based on data from user searches, with prices last updated on 17 April 2025.

Wed 28/500:05BKK - ICN
Nonstop5h 35mT'way Air
Wed 4/618:00ICN - BKK
Nonstop6h 35mT'way Air
Deal found 16/4฿5,943
Fri 23/522:20BKK - ICN
Nonstop5h 45mMultiple Airlines
Mon 2/618:00ICN - BKK
Nonstop6h 35mMultiple Airlines
Deal found 17/4฿7,005
Mon 12/502:45DMK - ICN
Nonstop5h 35mThai AirAsia X
Sat 17/511:35ICN - DMK
Nonstop6h 10mThai AirAsia X
Deal found 16/4฿7,138
Thu 12/622:20BKK - ICN
Nonstop5h 45mAir Busan
Sun 15/617:15ICN - BKK
Nonstop6h 05mAir Busan
Deal found 17/4฿8,035
Wed 30/401:00BKK - ICN
Nonstop5h 40mJeju Air
Mon 5/520:05ICN - BKK
Nonstop5h 54mJeju Air
Deal found 16/4฿8,333
Tue 20/522:45BKK - ICN
Nonstop5h 40mAIR PREMIA
Sat 24/516:50ICN - BKK
Nonstop6h 20mAIR PREMIA
Deal found 16/4฿8,931
Sun 27/423:55BKK - ICN
Nonstop5h 40mEastar Jet
Sun 4/517:30ICN - BKK
Nonstop5h 50mEastar Jet
Deal found 16/4฿9,031
Wed 24/900:55BKK - ICN
Nonstop5h 30mJin Air
Fri 26/919:55ICN - BKK
Nonstop5h 50mJin Air
Deal found 16/4฿10,093

Best time to book a flight to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Fare Finder

Use the slider to find non-stop flights to Seoul within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 17,341 searches and data was last updated on 17 April 2025.
Use the filters below to find and compare direct flights to Seoul that are best for you.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 28/5

00:05-07:40

Nonstop5h 35m

Incheon Intl

Wed 4/6

18:00-22:35

Nonstop6h 35m

฿5,943

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 23/5

00:05-07:40

Nonstop5h 35m

Incheon Intl

Tue 27/5

16:50-21:10

Nonstop6h 20m

฿7,005

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Mon 12/5

02:45-10:20

Nonstop5h 35m

Incheon Intl

Sat 17/5

11:35-15:45

Nonstop6h 10m

฿7,138

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 12/6

22:20-06:05

Nonstop5h 45m

Incheon Intl

Mon 16/6

17:15-21:20

Nonstop6h 05m

฿8,035

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 30/4

01:00-08:40

Nonstop5h 40m

Incheon Intl

Mon 5/5

20:05-23:59

Nonstop5h 54m

฿8,333

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Tue 20/5

22:45-06:25

Nonstop5h 40m

Incheon Intl

Tue 27/5

16:50-21:10

Nonstop6h 20m

฿8,400

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sun 27/4

23:55-07:35

Nonstop5h 40m

Incheon Intl

Sun 4/5

17:30-21:20

Nonstop5h 50m

฿9,031

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Tue 27/5

02:45-10:20

Nonstop5h 35m

฿4,349

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Thu 15/5

01:00-08:40

Nonstop5h 40m

฿4,349

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Wed 28/5

22:20-06:05

Nonstop5h 45m

฿4,449

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 17 results
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Reviews of airlines flying non-stop to Seoul

Get insights into the airlines that provide direct flights to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated 17 April 2025.
AIR PREMIA
8.2
Very Good

Food

7.3

Boarding

8.0

Overall

8.2

Crew

8.8

Comfort

8.3

Entertainment

6.8

Reviews

1 / 5
2.0
Mediocre

Anonymous,Aug 2024

BKK - ICN

They cancel themselves without any agreement. and they ruined my travel plan all of my next schedule.
AIR PREMIA
8.2
Very Good
AIR PREMIA
8.2
Very Good

Food

7.3

Boarding

8.0

Overall

8.2

Crew

8.8

Comfort

8.3

Entertainment

6.8

Reviews

1 / 5
2.0
Mediocre

Anonymous,Aug 2024

BKK - ICN

They cancel themselves without any agreement. and they ruined my travel plan all of my next schedule.
AIR PREMIA
8.2
Very Good

Food

7.3

Boarding

8.0

Overall

8.2

Crew

8.8

Comfort

8.3

Entertainment

6.8

Reviews

1 / 5
2.0
Mediocre

Anonymous,Aug 2024

BKK - ICN

They cancel themselves without any agreement. and they ruined my travel plan all of my next schedule.
AIR PREMIA
8.2
Very Good

Food

7.3

Boarding

8.0

Overall

8.2

Crew

8.8

Comfort

8.3

Entertainment

6.8

Reviews

1 / 5
2.0
Mediocre

Anonymous,Aug 2024

BKK - ICN

They cancel themselves without any agreement. and they ruined my travel plan all of my next schedule.

Temperature and rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average temperature and rainfall totals by month.

SEL

Temperature

2 - 25 °C

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

FAQ about direct flights to Seoul

Find answers to frequently asked questions about direct flights to Seoul to unlock the best deals on Cheapflights.
  • How much are direct flights to Seoul?

    On average, a one-way direct flight to Seoul will cost users approximately ฿17,739. If you're looking for a direct return flight to Seoul, you can expect to pay around ฿29,631.

  • Which airlines fly direct to Seoul?

    At the moment, Thai AirAsia X, Air Busan, Thai Airways, AIR PREMIA, Jeju Air, Korean Air, T'way Air, Asiana Airlines, Eastar Jet, Jin Air offer direct flights to Seoul. Thai AirAsia X is currently the most popular airline that flies direct to Seoul.

  • What is the best time of year to fly direct to Seoul?

    If you're seeking the lowest price on a direct flight to Seoul, March is worth consideration, as prices are usually at their lowest, on average. February may be most appealing to users looking for the quietest time to visit Seoul, when demand is typically at its lowest.

  • What is the most popular direct flight origin to Seoul?

    Currently, the most popular direct flight origin to Seoul is Bangkok Suvarnabhumi Airport. A return direct flight from Bangkok Suvarnabhumi Airport to Seoul typically costs around ฿28,287.

See more FAQs

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